The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.

The highest point in Montana is as rugged and singular as the state itself.

The easiest way to the highest point in Wyoming is only accessible via one hefty fee.

This highest peak in Idaho can only be reached by traversing a formation known as "Chicken-Out Ridge."

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

The highest point in Nevada had to be decided by court order after California tried to claim it as their own.

This highest peak in New Mexico is named after an explorer who had a habit of lending his monicker to peaks.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

The first life claimed by this record-breaking peak wasn't lost to exposure or a fall but rather lightning.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

This abandoned amusement park was built on a site with a dark history.

Fountain where visitors can earn a license to be mad.

Rippling sand dunes frozen in the Arizona rock.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

Cows on a ranch are commonplace, scattered cow bones everywhere? Not so much.

This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

An unrealized dream to wirelessly electrify the entire Earth.

This stretch of Canadian road was named after a nickname that stuck so hard the city had to keep it.

Display that gathers the basic elements of the universe in one convenient location.

This tiny patch of arid sand sits in one of the greenest states in the United States.

“You better take care of me Lord, if you don't you're gonna have me on your hands.” ― Hunter S. Thompson, Fear and Loathing in Las Vegas.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.